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Stock-Based Compensation - Effect of Recording Stock-Based Compensation (Detail) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Stock-based compensation expense	$ 48	$ 54	$ 45
(Excess tax benefit)/shortfall from stock-based compensation	(5)	2	(1)
Net effect on net income (loss)	$ 43	$ 56	$ 44
Basic	$ 0.64	$ 0.84	$ 0.74
Diluted	$ 0.64	$ 0.84	$ 0.73
Restricted Stock Units (RSUs) [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Stock-based compensation expense	$ 46	$ 51	$ 42
Employee Stock Purchase Plan [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Stock-based compensation expense	$ 2	$ 3	$ 3

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